Answer:
human activities
air pollution
not managing the wastes properly
I believe the answer is: double blind procedures
double blind procedures refers to a form of study in which both participants and the researchers do not know which subjects are receiving the treatment. The purpose of double blind procedures is to prevent the bias held by the experimenters along with placebo effects.
Aws created by governments in regards to how individuals can control, benefit from and transfer property. Economic theory contends that government enforcement of strongproperty rights<span> is a determinant regarding the level of economic success seen in the area.
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Answer:
that would be 4 years terms
Explanation: